[pulseaudio-discuss] Making Stereo Stream play over 5.1 speaker system

Lennart Poettering lennart at poettering.net
Mon Dec 17 16:31:26 PST 2007

On Sat, 01.12.07 10:25, Chuck Rudolphy (chuck at ccrudolphy.net) wrote:

> Before using any kind of a sound server, I successfully ran an .asoundrc
> that copied the left-front and right-front channels to the right-rear,
> left-rear, center, and lfe channels.  This way I could play stereo
> sources to all of my 5.1 speaker system (I was always successful getting
> a stereo stream to play right-front/left-front.)  Since installing
> pulseaudio, I have not been able to figure out the syntax within
> default.pa to create this same setup.  I have successfully gotten
> mplayer to play 5.1 sound (commercial DVD) correctly, and currently
> stereo source does play right-front/left-front.  I want to tackle this
> stereo issue, then I will move on to flash.
> Is it possible to do this?  If so could someone help me with the
> appropriate syntax?

You don't have to set up anything. PA 0.9.8 comes with automatic
up and downmixing which is enabled as needed.


Lennart Poettering                        Red Hat, Inc.
lennart [at] poettering [dot] net         ICQ# 11060553
http://0pointer.net/lennart/           GnuPG 0x1A015CC4

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